The Adulterer.

The card... a simple card from a libertine club... Sophie discovers it in her husband's car, and suddenly this card throws her whole universe back into question. Her beloved Luka takes pleasure with others... Why cannot she experience this new world as well? Her friend Tina, a real libertine, talks her into tasting this club. Voyeurism, Sapphic pleasures, threesomes... This menu leads her to unexpected climax.